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Add __sync_val_compare_and_swap_{1,2} aliases for _atomic_cas_{8,16}

This commit is contained in:
matt 2014-09-03 19:30:47 +00:00
parent 623c8b3000
commit 8f455a577d
1 changed files with 7 additions and 1 deletions
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8
common/lib/libc/atomic/atomic_cas_by_cas32.c
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@ -1,4 +1,4 @@
/* $NetBSD: atomic_cas_by_cas32.c,v 1.3 2014/03/09 16:19:14 riastradh Exp $ */
/* $NetBSD: atomic_cas_by_cas32.c,v 1.4 2014/09/03 19:30:47 matt Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
@ -32,6 +32,8 @@
#include <sys/types.h>
#include <sys/inttypes.h>
#include "atomic_op_namespace.h"
uint32_t _atomic_cas_32(volatile uint32_t *addr, uint32_t old, uint32_t new);
uint16_t _atomic_cas_16(volatile uint16_t *addr, uint16_t old, uint16_t new);
uint8_t _atomic_cas_8(volatile uint8_t *addr, uint8_t old, uint8_t new);
@ -62,6 +64,8 @@ _atomic_cas_16(volatile uint16_t *addr, uint16_t old, uint16_t new)
return old;
}
crt_alias(__sync_val_compare_and_swap_2,_atomic_cas_16)
uint8_t
_atomic_cas_8(volatile uint8_t *addr, uint8_t old, uint8_t new)
{
@ -83,3 +87,5 @@ _atomic_cas_8(volatile uint8_t *addr, uint8_t old, uint8_t new)
return old;
}
crt_alias(__sync_val_compare_and_swap_1,_atomic_cas_8)